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Furthermore, based on the ergodic theory of Markov process we analyze the stationary distribution of network residual series, and prove the efficient conditions under which the unique asymptotic stationary distribution exists.

同时,根据马氏过程的遍历理论,对网络输出残的平稳条件进行了研究,证明了网络输出平稳残的充分条件,给出了残序列存在唯一的渐近平稳分布的条件。

From the result it can be concluded that speed difference and crash rates are correlative, and similar empirical functions have been obtained using compound, growth, and exponential curve to fit.

结果表明,大、小车的速度是引起交通事故的重要原因之一,速度和事故率之间呈正相关关系,即随着平均速度的增大,事故率增大。

With these points,this topic will base on Finite Element Analysis and Research ofFlux detection with Press use ANSYS Flotran method.

本文以压式瞬态流量测量为目标,围绕实现压式测量中多点压力传感器设置间距问题进行了以下几个方面的工作:利用流体力学的相关理论,详细分析了利用压力传感实现瞬态流量测量的机理,推导了两点和三点式压测量瞬态流量方法的相关公式,并对影响测量的相关因素进行了分析。

Numerical dispersion characteristic and impedance relationship of three dimensional perfectly matched layers are analyzed under finite difference approximation in this paper, respectively, which show that numerical dispersion relationship of PML is different from that of the FDTD equations and the impedance of homogeneous PML medium is the same as that of free space.

本文分别分析了有限分近似下三维理想匹配层的数值色散特性和阻抗关系,分析表明,理想匹配层的数值色散关系有别于时域有限分方程的数值色散关系;有限分近似下,均匀理想匹配层媒质的阻抗和自由空间的阻抗相同。

A new scheme for approximating the solution of 2D Maxwell's equations-the high order symplectic scheme is proposed to overcome the shortcoming of the conventional finite difference time domain. The scheme is obtained by discretizing the Maxwell's equations in time domain based on symplectic scheme with high order, and then evaluating the equation in spatial domain with second or fourth order finite difference approximation.

为克服标准时域有限分方法的缺陷,引入一种新的数值计算方法-高阶辛算法求解Maxwell方程,即在时间上用高阶辛分格式离散,空间分别采用二阶及四阶精度的分格式离散。

Following is the main contribution of the dissertation. 1 Based on quartile and first order differential, a new outlier detection algorithm is presented, Experiments show that the method combining with low pass filter can remove gross error and unwanted frequency components.

本文的主要工作与创新点在于: 1)将分位数方法与一阶分法相结合,提出了一种基于一阶分的粗剔除方法,该方法与低通滤波器的结合可以有效去除两相流压力波动信号中的粗大误以及信号频带以外的频率成分。

Based on fluidic network analysis method, the conception of common mode error of pressure drop fluctuation measurement system was investigated.

主要针对以压变送器为核心的动态压检测系统的特点,应用流体网络分析方法,提出了动态压检测系统中的共模误问题。

Proposed a new minimum variance PIC detector for synchronous CDMA system, proposed the formula for the computation of the weighting factor which minimizes the variance of output variable and prove that it locates in the range of (0, 1), functions of the expectation, variance and bit error rate are proposed as well.

提出了一种同步长码CDMA系统中的最小方并行干扰消除检测器,提出了最小化输出方的加权系数的计算公式,证明了该系数必定落在(0,1)区间之内,同时提出了该检测器的均值、方和误码率公式。

By using Zernike polynomials to describe the wavefront distortion of beams, the propagation properties of the flattened Gaussian beams, super Gaussian beams, Gaussian beams and plane waves passing through an aberrated lens or an aberrated annular lens are studied based on the generalized Huygens-Fresnel diffraction integral.

以广义惠更斯—菲涅尔衍射理论为基础,采用Zernike多项式描述像光束畸变波前相位,研究了平顶高斯光束、超高斯光束、高斯光束以及平面波通过像透镜和环状像透镜的传输。

The variance of Gaussian distribution is the sum of the variance of the spread spectrum signal and the variance of the noise, so if it; is estimated, it can be used as the threshold in designing the interference suppression filter.

由于高斯分布的方即为直扩信号和高斯白噪声方之和,因此估计出变换域数据的方,将为频域抑制滤波器的门限设置提供参考。

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推荐网络例句

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失

But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.

但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。